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x86: Tidy up a few minor issues with interrupts 

Fix a typo, remove an unused field and make sure to use existing #define
constants instead of open-coded values.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
This commit is contained in:
Simon Glass 2015-07-31 09:31:32 -06:00
parent 8b097916fa
commit 8aba36d896
1 changed files with 4 additions and 5 deletions
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9
arch/x86/cpu/interrupts.c
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@ -19,6 +19,7 @@
#include <asm/processor-flags.h>
#include <linux/compiler.h>
#include <asm/msr.h>
#include <asm/processor.h>
#include <asm/u-boot-x86.h>
#include <asm/i8259.h>
@ -46,7 +47,7 @@ static char *exceptions[] = {
"Invalid TSS",
"Segment Not Present",
"Stack Segment Fault",
"Gerneral Protection",
"General Protection",
"Page Fault",
"Reserved",
"x87 FPU Floating-Point Error",
@ -165,7 +166,6 @@ struct idt_entry {
struct desc_ptr {
unsigned short size;
unsigned long address;
unsigned short segment;
} __packed;
struct idt_entry idt[256] __aligned(16);
@ -202,14 +202,13 @@ int cpu_init_interrupts(void)
for (i = 0; i < 256; i++) {
idt[i].access = 0x8e;
idt[i].res = 0;
idt[i].selector = 0x10;
idt[i].selector = X86_GDT_ENTRY_32BIT_CS * X86_GDT_ENTRY_SIZE;
set_vector(i, irq_entry);
irq_entry += irq_entry_size;
}
idt_ptr.size = 256 * 8;
idt_ptr.size = 256 * 8 - 1;
idt_ptr.address = (unsigned long) idt;
idt_ptr.segment = 0x18;
load_idt(&idt_ptr);